15691999856

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{190031}}^1$

素因数の和:190449

約数の個数: 40

約数和(自身を含む): 32824607424

約数和(自身を除く): 17132607568

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 397, 794, 1588, 3176, 5161, 6352, 10322, 20644, 41288, 82576, 190031, 380062, 760124, 1520248, 2470403, 3040496, 4940806, 9881612, 19763224, 39526448, 75442307, 150884614, 301769228, 603538456, 980749991, 1207076912, 1961499982, 3922999964, 7845999928, 15691999856]

約数ペア:

[(1, 15691999856), (2, 7845999928), (4, 3922999964), (8, 1961499982), (13, 1207076912), (16, 980749991), (26, 603538456), (52, 301769228), (104, 150884614), (208, 75442307), (397, 39526448), (794, 19763224), (1588, 9881612), (3176, 4940806), (5161, 3040496), (6352, 2470403), (10322, 1520248), (20644, 760124), (41288, 380062), (82576, 190031)]